How many movies have Moe Sakura and Riko Matsui acted in together?

They have worked on 4 movies together! Their first movie together was Rape Zombie: Lust of the Dead 2 (2013) while their highest rated movie together was Rape Zombie: Lust of the Dead 5 (2014). They have not worked together since 8:20AM, Scorpion Express (2016). They are most known for their horror films together.